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Migrate fonts to be stored as resources (#4165)

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* Good start

* Impl

* allow responses.add(async { Message::NoOp });

* Fix

* Cache font blob in text node

* Refactor font handling to use Font struct direcly

* Fix fmt

* Embedd Font Resources by default

* Review

* Review

* Cache font info based on ResourceHash
This commit is contained in:
Timon
2026-06-03 09:21:51 +00:00
committed by Keavon Chambers
parent 7b9c480a8d
commit cd8ea1f554
46 changed files with 838 additions and 703 deletions
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16
frontend/src/managers/fonts.ts
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@@ -41,21 +41,21 @@ export function createFontsManager(subscriptions: SubscriptionsRouter, editor: E
}
});
subscriptions.subscribeFrontendMessage("TriggerFontDataLoad", async (data) => {
const { fontFamily, fontStyle } = data.font;
// Generic URL resolver
// TODO(keavon): This is currently only used for fonts, but it could be used for other resources and thus should be moved to a more sesible location
subscriptions.subscribeFrontendMessage("TriggerResolveResource", async (data) => {
try {
if (!data.url) throw new Error("No URL provided for font data load");
if (!data.url) throw new Error("No URL provided for resource resolution");
const response = await fetch(data.url, abortController ? { signal: abortController.signal } : undefined);
if (!response.ok) throw new Error(`Font data request failed with status ${response.status}`);
if (!response.ok) throw new Error(`Resource request failed with status ${response.status}`);
const buffer = await response.arrayBuffer();
const bytes = new Uint8Array(buffer);
editor.onFontLoad(fontFamily, fontStyle, bytes);
editor.onResourceResolved(data.documentId, data.resourceId, bytes);
} catch (error) {
if (error instanceof DOMException && error.name === "AbortError") return;
// eslint-disable-next-line no-console
console.error("Failed to load font:", error);
console.error("Failed to resolve resource:", error);
}
});
}
@@ -66,7 +66,7 @@ export function destroyFontsManager() {
abortController?.abort();
subscriptions.unsubscribeFrontendMessage("TriggerFontCatalogLoad");
subscriptions.unsubscribeFrontendMessage("TriggerFontDataLoad");
subscriptions.unsubscribeFrontendMessage("TriggerResolveResource");
}
// Self-accepting HMR: tear down the old instance and re-create with the new module's code